67987816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 146805120

約数和(自身を除く): 78817304

約数列:

[1, 2, 4, 8, 13, 23, 26, 43, 46, 52, 86, 92, 104, 172, 184, 299, 344, 559, 598, 661, 989, 1118, 1196, 1322, 1978, 2236, 2392, 2644, 3956, 4472, 5288, 7912, 8593, 12857, 15203, 17186, 25714, 28423, 30406, 34372, 51428, 56846, 60812, 68744, 102856, 113692, 121624, 197639, 227384, 369499, 395278, 653729, 738998, 790556, 1307458, 1477996, 1581112, 2614916, 2955992, 5229832, 8498477, 16996954, 33993908, 67987816]

約数ペア:

[(1, 67987816), (2, 33993908), (4, 16996954), (8, 8498477), (13, 5229832), (23, 2955992), (26, 2614916), (43, 1581112), (46, 1477996), (52, 1307458), (86, 790556), (92, 738998), (104, 653729), (172, 395278), (184, 369499), (299, 227384), (344, 197639), (559, 121624), (598, 113692), (661, 102856), (989, 68744), (1118, 60812), (1196, 56846), (1322, 51428), (1978, 34372), (2236, 30406), (2392, 28423), (2644, 25714), (3956, 17186), (4472, 15203), (5288, 12857), (7912, 8593)]